Motor & ESC

Propeller Orientation & Motor Direction
The propellers on your drone must be oriented such that they create lift (push air down) when spinning in the directions indicated by the red arrows in the ...
Tue, Jan 28, 2020 at 5:37 PM
Motor Reversing (Spins the Wrong Direction)
If your drone has one or more motors which are spinning the wrong direction, there are two options two options to reverse the motor direction. For our purpo...
Thu, Dec 19, 2019 at 3:56 PM
Stuttering Motor or Electronic Speed Control (ESC)
First, please check and confirm: - No hair or debris around the motors/bases. - Motor connectors are fully seated at the board. - All props have no crack...
Thu, Feb 20, 2020 at 10:28 AM
Motors Spinning Faster On Their Own (I-Term Windup w/ Air Mode)
If you are running the motors with the props off and the quad just sitting there, this is completely normal behavior. The PID/gyro loops are active, and the...
Tue, Mar 3, 2020 at 4:53 PM
Flip Over After Crash (Turtle Mode/Crash Flip)
Potential ESC/Motor Damage Please only use crash flip (aka turtle mode, anti turtle mode, flip over after crash) if you are an experienced pilot  know t...
Fri, Mar 27, 2020 at 11:55 AM
Brushless Motor Basics
1) Q: What is a brushless outrunner motor? A: An 'outrunner' motor has a stationary central stator, while the outer housing rotates. This design...
Thu, Dec 12, 2019 at 4:32 PM
EMAX Motor Basics
1) Q: Why are my motors getting warm (uncomfortable to the touch over 3 seconds)? A1: Check to see if motor mounting screws are protruding into the wired c...
Thu, Dec 12, 2019 at 4:32 PM
Electronic Speed Control (ESC) Basics
1)  Q: What is an Electronic Speed Control? A: A unit that translates receiver data into electrical form a motor can use. For example, the ESC receives...
Thu, Dec 12, 2019 at 4:33 PM
EMAX ESC Basics
1)   Q: ESC not calibrating A: First, check to see if you have proper battery voltage inputting into ESC. Second, check to see if signal and ground are...
Thu, Dec 12, 2019 at 4:33 PM
ESC Protocols - What is DShot?
-It is a new digital protocol for transmission of data between FC and ESC. Unlike analog data transmission, DSHOT boasts higher resolution than blhel an...
Thu, Dec 12, 2019 at 4:34 PM